//This file is a part of StoragePlug for Minecraft.
//http://code.google.com/p/minecraft-storageplug/
//StoragePlug is Copyright (C) 2011 Christopher Smith
//Released under the MIT license:
//
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights 
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:
//
//The above copyright notice and this permission notice shall be included in
//all copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
//FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
//DEALINGS IN THE SOFTWARE.
//
//Related to Minecraft Copyright (C) 2009-2011 Mojang http://www.minecraft.net/

package net.minecraft.storageplug;

import java.util.Collection;
import java.util.Map;

public interface StorageProvider
{
    void writeDataTree(DataTree dt, Key key) throws Exception;
    DataTree readDataTree(Key key) throws Exception;
    
    Collection<? extends Map.Entry<Key, DataTree>> readDataTreeBatch(Collection<? extends Key> list) throws Exception;
    void writeDataTreeBatch(Collection<? extends Map.Entry<Key, DataTree>> list) throws Exception;
    	
	void writeUniqueIDs(Collection<? extends Map.Entry<String, Integer>> map) throws Exception;
	Collection<? extends Map.Entry<String, Integer>> readUniqueIDs() throws Exception;
	int nextUniqueID(String key) throws Exception;
	
    Collection<? extends Key> iterKeys(Class type) throws Exception;
    	
	void flush() throws Exception;
	void dispose() throws Exception;
}